<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script type="text/javascript">
			function check1(){
				let reg=/^[A-z]\w{2,14}$/
				let username=document.getElementById("username").value
				if(reg.test(username)){
					document.getElementById("r1").innerHTML="OK"
				}else{
					document.getElementById("r1").innerHTML="Error"
				}
			}
			function check2(){
				let reg=/^1\d{10}$/
				let phone=document.getElementById("phone").value
				if(reg.test(phone)){
					document.getElementById("r2").innerHTML="OK"
				}else{
					document.getElementById("r2").innerHTML="Error"
				}
			}
			function check3(){
				let reg=/(^0\d{2}-?\d{8}$)|(^0\d{3}-?\d{7}$)/
				let tel=document.getElementById("tel").value
				if(reg.test(tel)){
					document.getElementById("r3").innerHTML="OK"
				}else{
					document.getElementById("r3").innerHTML="Error"
				}
			}
			function check4(){
				let reg=/^(0|([1-9]\d{0,14}))(\.\d{1,2})?$/
				let money=document.getElementById("money").value
				if(reg.test(money)){
					document.getElementById("r4").innerHTML="OK"
				}else{
					document.getElementById("r4").innerHTML="Error"
				}
			}
		</script>
	</head>
	<body>
		输入用户昵称：<input type="text" id="username" />
		<button type="button" onclick="check1()">检验</button>
		<span id="r1"></span><br>
		输入手机号码：<input type="text" id="phone" />
		<button type="button" onclick="check2()">检验</button>
		<span id="r2"></span><br>
		输入座机号码：<input type="text" id="tel" />
		<button type="button" onclick="check3()">检验</button>
		<span id="r3"></span><br>
		输入存款金额：<input type="text" id="money" />
		<button type="button" onclick="check4()">检验</button>
		<span id="r4"></span>
	</body>
</html>
